
Radial Pro D2-40
The Radial Pro D2 is widely regarded as the finest stereo passive direct box available, setting new ‘standards of performance’ in stone with its unrivalled specifications and world-class audio-- backed by a solid reputation for both quality and innovation. The premium Jensen JT-DB-EPC transformer technology in this two-channel stereo direct box ensures the electrical isolation and ultra-low distortion audio conversion. It will be a great option for processing stereo sources used in professional synthesizers, drum machines, samplers, stereo effect processors as it also maintains flawless channel separation and transparent sound.
The -15dB pad and the ground isolation switch is available on all channels explode, these features along with signal breakout outputs give you a lot of way to deal with any source level or grounding issues. Built from a military-grade 14-gauge cold-rolled steel housing with pro Neutrik XLR and 1/4" connectors, the PZ-DI performs equally well across all stages of the prop rigors of live touring. The Pro D2 is the reference stereo direct box used in professional touring and installations.
Main Features
Dual‑channel passive DI with twin premium Jensen JT‑DB‑EPC transformers for full electrical isolation, ultra‑wide 10 Hz–40 kHz (±1 dB) frequency response, and <0.02% THD @ 1 kHz. Independent L/R processing with Thru outputs, –15 dB pads, and ground‑lift per channel. Military‑grade 14‑gauge cold‑rolled steel chassis with Neutrik XLR and 1/4" jacks for touring‑grade reliability. Zero‑latency operation, 140 kΩ input impedance, and natural, transparent tone.
Feature highlights:
Dual Jensen Transformer CoreTwo top‑tier Jensen JT‑DB‑EPC transformers
Full electrical isolation and protection
10 Hz–40 kHz frequency response (±1 dB)
Ultra‑low THD (<0.02% at 1 kHz)
Pro Stereo/Two‑Channel WorkflowFully independent left/right processing
Thru output on each channel
–15 dB pad per channel
Ground‑lift switch per channel
Mil‑Spec Durable Build14‑gauge cold‑rolled steel protective chassis
Neutrik balanced XLR connectors
High‑quality Neutrik 1/4" jacks
Touring‑grade, all‑weather durability
Passive, Zero‑Latency DesignNo external power required
Zero‑latency signal path
High 140 kΩ input impedance
Natural, faithful sound reproduction